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2026-01-07 - 20:59
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Jan 07, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15469212459,7sleep00-21swapper/007:05:420
15769210596,6sleep20-21swapper/207:09:362
15532210595,7sleep30-21swapper/307:06:333
15624210493,7sleep10-21swapper/107:07:431
156422610,0sleep00-21swapper/008:05:000
164552600,0sleep30-21swapper/308:30:213
56622550,0sleep00-21swapper/011:45:180
183852540,0sleep10-21swapper/108:35:171
76232530,0sleep00-21swapper/008:55:130
1596199290,22cyclictest0-21swapper/109:16:381
1596199280,3cyclictest0-21swapper/109:30:521
1596199280,27cyclictest0-21swapper/110:48:021
1596199280,27cyclictest0-21swapper/107:23:161
15961992723,3cyclictest0-21swapper/110:31:401
15961992718,8cyclictest750-21snmpd12:05:211
1596199270,26cyclictest0-21swapper/112:32:551
1596199270,26cyclictest0-21swapper/111:25:481
1596199270,26cyclictest0-21swapper/109:04:411
1596199270,26cyclictest0-21swapper/107:30:451
1595799270,26cyclictest0-21swapper/012:07:200
1595799270,26cyclictest0-21swapper/011:52:570
1595799270,26cyclictest0-21swapper/011:38:270
1596699260,25cyclictest0-21swapper/209:55:352
1596199260,25cyclictest0-21swapper/112:28:361
1596199260,25cyclictest0-21swapper/110:17:321
1595799260,25cyclictest19685-21kworker/0:008:55:010
1595799260,25cyclictest0-21swapper/009:40:130
1595799260,25cyclictest0-21swapper/007:37:270
1596699250,24cyclictest2665-21apt-config07:25:002
1596699250,24cyclictest0-21swapper/211:40:182
15961992523,2cyclictest0-21swapper/108:18:431
15961992518,6cyclictest750-21snmpd07:54:011
1596199251,22cyclictest0-21swapper/111:40:131
1596199250,24cyclictest0-21swapper/111:52:541
1596199250,24cyclictest0-21swapper/108:41:211
1596199250,24cyclictest0-21swapper/107:18:211
1596699240,23cyclictest0-21swapper/211:38:062
1596199240,3cyclictest0-21swapper/108:10:191
1596199240,23cyclictest0-21swapper/111:09:211
1596199240,23cyclictest0-21swapper/108:52:371
1596199240,1cyclictest0-21swapper/110:57:321
1596199231,6cyclictest0-21swapper/109:45:091
1596199231,10cyclictest0-21swapper/111:55:011
1596199230,4cyclictest0-21swapper/111:45:151
1596199230,22cyclictest0-21swapper/108:47:581
1596199230,21cyclictest0-21swapper/107:29:151
15966992218,2cyclictest27048-21awk08:15:002
1596699220,3cyclictest0-21swapper/211:29:182
1596699220,3cyclictest0-21swapper/209:14:582
1596699220,21cyclictest0-21swapper/207:10:482
1596199227,3cyclictest0-21swapper/110:20:131
1596199223,14cyclictest0-21swapper/108:55:311
1596199222,14cyclictest0-21swapper/109:12:021
15961992213,7cyclictest0-21swapper/109:45:011
1596199220,4cyclictest0-21swapper/109:39:311
1596199220,21cyclictest0-21swapper/110:01:371
1596199220,21cyclictest0-21swapper/108:03:101
1596199220,21cyclictest0-21swapper/107:10:221
1596199220,16cyclictest0-21swapper/112:02:151
1595799220,16cyclictest0-21swapper/007:18:510
15966992118,2cyclictest750-21snmpd09:53:522
15966992118,2cyclictest0-21swapper/212:04:082
1596699210,3cyclictest0-21swapper/207:29:032
1596699210,2cyclictest0-21swapper/211:30:532
1596699210,20cyclictest0-21swapper/211:24:152
1596699210,20cyclictest0-21swapper/210:35:062
1596699210,20cyclictest0-21swapper/208:20:282
1596699210,20cyclictest0-21swapper/208:15:272
1596699210,20cyclictest0-21swapper/207:33:272
1596199216,14cyclictest0-21swapper/107:45:221
1596199212,18cyclictest0-21swapper/111:35:111
15961992117,3cyclictest0-21swapper/110:51:141
15961992117,3cyclictest0-21swapper/110:43:291
15961992117,3cyclictest0-21swapper/110:11:441
15961992116,4cyclictest0-21swapper/111:15:001
1596199210,4cyclictest0-21swapper/107:35:421
1596199210,3cyclictest0-21swapper/109:53:261
1596199210,3cyclictest0-21swapper/107:58:261
1596199210,20cyclictest0-21swapper/112:21:451
1596199210,20cyclictest0-21swapper/109:59:131
1596199210,20cyclictest0-21swapper/109:05:591
1596199210,20cyclictest0-21swapper/108:21:281
1596199210,10cyclictest0-21swapper/112:14:271
1595799212,14cyclictest0-21swapper/009:32:060
15957992119,1cyclictest750-21snmpd08:05:250
15957992118,3cyclictest0-21swapper/012:14:080
15957992117,2cyclictest2267-21sadc11:15:000
1595799210,20cyclictest0-21swapper/010:41:430
1595799210,20cyclictest0-21swapper/007:31:100
15966992018,2cyclictest0-21swapper/209:26:052
15966992018,2cyclictest0-21swapper/208:55:072
15966992018,1cyclictest750-21snmpd12:26:482
15966992018,1cyclictest750-21snmpd11:56:212
15966992018,1cyclictest750-21snmpd11:52:272
15966992018,1cyclictest750-21snmpd11:08:292
15966992017,3cyclictest0-21swapper/210:05:382
15966992017,2cyclictest750-21snmpd09:05:202
15966992016,3cyclictest0-21swapper/210:55:182
15966992016,3cyclictest0-21swapper/207:50:392
1596699200,3cyclictest0-21swapper/209:00:512
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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